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Cheap flights from Key West to Prague from $859

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to Prague departing on 1/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Key West to Prague

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:00 pm - 5:05 pmEYW  Key West-PRG Václav Havel Prague
17h 05m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Multiple Airlines Logo
6:00 am - 7:43 pmPRG  Václav Havel Prague-EYW Key West
19h 43m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$859Multiple Airlines
Thu, Jan 21 - Tue, Jan 26
Delta Logo
7:40 am - 10:50 amEYW  Key West-PRG Václav Havel Prague
21h 10m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Delta Logo
11:00 am - 10:50 amPRG  Václav Havel Prague-EYW Key West
29h 50m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson
$877Delta
Tue, Aug 18 - Wed, Sep 2
Delta Logo
7:40 am - 7:35 pmEYW  Key West-PRG Václav Havel Prague
29h 55m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Delta Logo
11:00 am - 10:50 amPRG  Václav Havel Prague-EYW Key West
29h 50m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson
$877Delta
Mon, Aug 17 - Wed, Sep 2
Delta Logo
11:48 am - 10:50 amEYW  Key West-PRG Václav Havel Prague
17h 02m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Delta Logo
6:00 am - 5:20 pmPRG  Václav Havel Prague-EYW Key West
17h 20m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$880Delta
Tue, Aug 18 - Thu, Sep 3
American Airlines Logo
2:15 pm - 11:30 amEYW  Key West-PRG Václav Havel Prague
15h 15m2 stops Charlotte Douglas London Heathrow
American Airlines Logo
7:05 am - 7:33 pmPRG  Václav Havel Prague-EYW Key West
18h 28m2 stops London Heathrow Miami
$889American Airlines
Tue, Sep 29 - Fri, Oct 9
American Airlines Logo
2:15 pm - 11:30 amEYW  Key West-PRG Václav Havel Prague
15h 15m2 stops Charlotte Douglas London Heathrow
American Airlines Logo
7:05 am - 7:33 pmPRG  Václav Havel Prague-EYW Key West
18h 28m3 stops London Heathrow Boston Logan Intl Miami
$892American Airlines
Tue, Sep 29 - Fri, Oct 9
KLM Logo
6:15 pm - 5:40 pmEYW  Key West-PRG Václav Havel Prague
17h 25m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
KLM Logo
8:20 pm - 7:57 pmPRG  Václav Havel Prague-EYW Key West
29h 37m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$974KLM
Mon, Aug 17 - Thu, Sep 3
Multiple Airlines Logo
7:40 am - 9:40 amEYW  Key West-PRG Václav Havel Prague
20h 00m3 stops Atlanta Hartsfield-Jackson Newark Kastrup Copenhagen
Multiple Airlines Logo
10:20 am - 10:47 amPRG  Václav Havel Prague-EYW Key West
30h 27m3 stops Kastrup Copenhagen Washington, D.C. Dulles Intl Atlanta Hartsfield-Jackson
$1,674Multiple Airlines
Tue, Sep 29 - Fri, Oct 9
United Airlines Logo
2:15 pm - 12:40 pmEYW  Key West-PRG Václav Havel Prague
16h 25m2 stops Newark Munich Franz Josef Strauss
United Airlines Logo
2:35 pm - 1:29 pmPRG  Václav Havel Prague-EYW Key West
28h 54m3 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl Newark
$1,700United Airlines
Mon, Aug 17 - Wed, Sep 2
United Airlines Logo
2:15 pm - 12:40 pmEYW  Key West-PRG Václav Havel Prague
16h 25m3 stops Newark Brussels Bruxelles-National Munich Franz Josef Strauss
United Airlines Logo
2:35 pm - 1:29 pmPRG  Václav Havel Prague-EYW Key West
28h 54m3 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl Newark
$1,937United Airlines
Mon, Aug 17 - Wed, Sep 2

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American Airlines flights from Key West to Prague

Our best American Airlines deals on Key West to Prague flight tickets
American Airlines
Sep 29
EYW2:15 pmKey West
15h 15m
2 stops
PRG11:30 amVáclav Havel Prague
Oct 9
PRG7:05 amVáclav Havel Prague
18h 28m
2 stops
EYW7:33 pmKey West
$889
American Airlines
Sep 29
EYW2:15 pmKey West
15h 15m
2 stops
PRG11:30 amVáclav Havel Prague
Oct 9
PRG7:05 amVáclav Havel Prague
18h 28m
3 stops
EYW7:33 pmKey West
$892
American Airlines
Aug 17
EYW4:50 pmKey West
18h 10m
2 stops
PRG5:00 pmVáclav Havel Prague
Sep 2
PRG10:15 amVáclav Havel Prague
33h 30m
1 stop
EYW1:45 pmKey West
$909

Delta flights from Key West to Prague

Our best Delta deals on Key West to Prague flight tickets
Delta
Aug 17
EYW7:40 amKey West
29h 55m
2 stops
PRG7:35 pmVáclav Havel Prague
Sep 2
PRG11:00 amVáclav Havel Prague
29h 50m
2 stops
EYW10:50 amKey West
$877
Delta
Aug 18
EYW11:48 amKey West
17h 02m
2 stops
PRG10:50 amVáclav Havel Prague
Sep 3
PRG6:00 amVáclav Havel Prague
17h 20m
2 stops
EYW5:20 pmKey West
$880
Delta
Sep 29
EYW7:40 amKey West
19h 20m
2 stops
PRG9:00 amVáclav Havel Prague
Oct 9
PRG6:00 amVáclav Havel Prague
20h 01m
2 stops
EYW8:01 pmKey West
$885

momondo Fare Finder

 
Customize your flight search to find flights from Key West to Prague that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 5, 2026.
Use the filters below to find and compare flights from Key West to Prague that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Key WestPrague

EYW Key West - PRG Václav Havel Prague

EYWPRG

Key West

Thu 1/21

6:00 pm-5:05 pm

2 stops17h 05m

Václav Havel Prague

Tue 1/26

6:00 am-7:43 pm

2 stops19h 43m

$859

Key WestPrague

EYW Key West - PRG Václav Havel Prague

EYWPRG

Key West

Tue 8/18

7:40 am-10:50 am

2 stops21h 10m

Václav Havel Prague

Wed 9/2

11:00 am-10:50 am

2 stops29h 50m

$877

Key WestPrague

EYW Key West - PRG Václav Havel Prague

EYWPRG

Key West

Mon 8/17

7:40 am-7:35 pm

2 stops29h 55m

Václav Havel Prague

Wed 9/2

11:00 am-10:50 am

2 stops29h 50m

$877

Key WestPrague

EYW Key West - PRG Václav Havel Prague

EYWPRG

Key West

Tue 8/18

11:48 am-10:50 am

2 stops17h 02m

Václav Havel Prague

Thu 9/3

6:00 am-5:20 pm

2 stops17h 20m

$880
Quickest round-trip

Key WestPrague

EYW Key West - PRG Václav Havel Prague

EYWPRG

Key West

Tue 9/29

2:15 pm-11:30 am

2 stops15h 15m

Václav Havel Prague

Fri 10/9

7:05 am-7:33 pm

2 stops18h 28m

$889

Key WestPrague

EYW Key West - PRG Václav Havel Prague

EYWPRG

Key West

Tue 9/29

2:15 pm-11:30 am

2 stops15h 15m

Václav Havel Prague

Fri 10/9

7:05 am-7:33 pm

3 stops18h 28m

$892

Key WestPrague

EYW Key West - PRG Václav Havel Prague

EYWPRG

Key West

Mon 8/17

6:15 pm-5:40 pm

2 stops17h 25m

Václav Havel Prague

Thu 9/3

8:20 pm-7:57 pm

2 stops29h 37m

$974

Key WestPrague

EYW Key West - PRG Václav Havel Prague

EYWPRG

Key West

Tue 9/29

7:40 am-9:40 am

3 stops20h 00m

Václav Havel Prague

Fri 10/9

10:20 am-10:47 am

3 stops30h 27m

$1,674

Key WestPrague

EYW Key West - PRG Václav Havel Prague

EYWPRG

Key West

Mon 8/17

2:15 pm-12:40 pm

2 stops16h 25m

Václav Havel Prague

Wed 9/2

2:35 pm-1:29 pm

3 stops28h 54m

$1,700

Key WestPrague

EYW Key West - PRG Václav Havel Prague

EYWPRG

Key West

Mon 8/17

2:15 pm-12:40 pm

3 stops16h 25m

Václav Havel Prague

Wed 9/2

2:35 pm-1:29 pm

3 stops28h 54m

$1,937

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Prague from

How to get the cheapest flight ticket from Key West to Prague

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Prague?

In general, October is the cheapest month to fly from Key West to Prague. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you are unable to visit Prague during the month of October, then departing from Key West during the month August is also very affordable. Most momondo users find prices during this month for around $0.

When to book flights from Key West to Prague

Are you open to changing your travel dates? Check out the ideal times to fly from Key West to Prague according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Key West to Prague (EYW to PRG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Key West to Prague

Fastest flight time

14h 20m

Direct flights

None
The fastest flight from Key West to Prague takes 14h 20m
There are no direct flights from Key West to Prague. There are no popular flight routes from Key West to Prague.
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Frequently asked questions about flying from Key West to Prague

  • How far is Key West to Václav Havel Prague by plane?

    The distance between Key West and Václav Havel Prague is about 5191.8 mi. A reasonable flight in good conditions will take 14h 20m.

  • When did momondo last update prices for flights from Key West Airport to Václav Havel Prague Airport?

    Prices for flights from Key West Airport to Václav Havel Prague Airport refresh daily.

  • How many operators does momondo search for flights from Key West Airport to Václav Havel Prague Airport?

  • How old do you have to be to fly from Key West Airport to Václav Havel Prague Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Key West Airport to Václav Havel Prague Airport.

  • What documentation or ID do you need to fly to Václav Havel Prague Airport?

    The travel and health documents required for your trip to Václav Havel Prague Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Václav Havel Prague Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Key West to Prague?

Best airlines flying from Key West to Prague

Compare and see reviews for airlines that fly from Key West to Prague with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $510Free CancellationRating
7.4
10,058 reviews
Search United Airlines flights
American AirlinesPriceFrom $527Free CancellationRating
7.1
11,848 reviews
Search American Airlines flights
DeltaPriceFrom $658Free CancellationRating
7.8
8,490 reviews
Search Delta flights

Traveling to a place near Prague?

Book flights to Prague if you plan to visit one of these locations
Český Krumlov
Pilsen
Liberec

Why use momondo?

Why should I use momondo to find a flight deal from Key West to Prague?

Finding the right flight to Prague from Key West is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Prague quick and easy, saving you time and money.

Can I find flights from Key West to Prague with flexible booking policies on momondo?

momondo does allow users to show only those flights to Prague from Key West which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Key West to Prague?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Prague from Key West.

I’m not ready to book a flight from Key West to Prague right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Prague from Key West. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
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